Abstract: A cosmetic composition comprising, as active agent, an extract of biomass of the alga Neochloris oleoabundans, the active agent being incorporated in a cosmetically acceptable vehicle compatible with topical application. This extract is advantageously an alcoholic or aqueous-alcoholic extract, called the first extract obtained by treating the biomass with a first alcoholic or aqueous-alcoholic solvent, and/or at least one fraction of the first extract, obtained by fractionating the first extract.

Abstract: A cosmetic composition has an association of at least three of the following substances with anti-free radical activity, selected from: A cosmetic composition has an association of at least three of the following substances with anti-free radical activity, selected from: 1) ebselen; or idebenone; or an association of the two; and 2) at least one substance with anti-free radical activity, or at least two substances with anti-free radical activity for obtaining said association of at least three substances with anti-free radical activity, said substance(s) being selected from: a) a substance of chemical formula (I) below: in which: R=a linear or branched, saturated or unsaturated C1-C16 hydrocarbon chain; and R1, R2 and R3 are identical or different and are a hydrogen atom or a methyl or methoxy radical, and its esters; b) an extract of Edelweiss; c) an extract of Emblica; and d) N-acetylcysteine. The anti-free radical activity is greatly improved.

Abstract: The invention relates to a cosmetic composition, characterized in that it contains, as active agent, an extract of Limnocitrus littoralis obtained by extraction with an extraction solvent selected from the group comprising alcohols and aqueous-alcoholic mixtures, in a cosmetically acceptable vehicle compatible with topical application. It further relates to a method of cosmetic treatment intended especially for soothing non-pathological skin manifestations of inflammatory origin and/or preventing and/or combating the effects of intrinsic and/or photoinduced ageing, comprising the application to the skin of a cosmetic composition of the invention.

Abstract: The present inventor relates to an electrochemical device for measuring the redox state of the skin, comprising at least one working electrode, such as a microelectrode, a counter electrode, and a reference electrode, said electrodes all being fixed into a single support intended to allow each of said electrodes to be simultaneously brought into contact with the surface of the skin to be tested, the electrodes being connected, on the one hand, to a means for imposing a defined voltage between the working electrode and the reference electrode, such as a potentiostat, and, or the other hand, to a device for measuring the intensity of the current generated at the working electrode by the detection of redox species. The invention also related to a method of measuring the redox state of the skin.

Abstract: The invention relates to the use of L-2-thiohistidine, or a cosmetically acceptable salt or ester of its acid group, as a depigmenting agent in a cosmetic composition or for the preparation of a cosmetic composition. It further relates to a method of cosmetic care for toning down or eliminating pigment spots on the skin and/or lightening the complexion by the application of this cosmetic composition. The invention provides a highly depigmenting composition.

Abstract: The present invention relates to a cosmetic composition. This composition is characterized in that it comprises, as active ingredient, an extract of seeds of the Aframomum angustifolium or Longoza plant, optionally in a cosmetically acceptable excipient. This cosmetic composition exhibits a good anti-ageing activity.

Abstract: The invention relates to a cosmetic composition comprising, as active agent, an extract of biomass of the alga Neochloris oleoabundans, said active agent being incorporated in a cosmetically acceptable vehicle compatible with topical application. This extract is advantageously an alcoholic or aqueous-alcoholic extract, called the first extract, obtained by treating the biomass with a first alcoholic or aqueous-alcoholic solvent, and/or at least one fraction of said first extract, obtained by fractionating said first extract. The invention further relates to a method of cosmetic treatment in order to obtain a slimming effect, wherein a composition as defined above is applied to the appropriate part of the body.

Abstract: The invention relates to a cosmetic composition, characterized in that it contains, as active agent, an extract of Limnocitrus littoralis obtained by extraction with an extraction solvent selected from the group comprising alcohols and aqueous-alcoholic mixtures, in a cosmetically acceptable vehicle compatible with topical application. It further relates to a method of cosmetic treatment intended especially for soothing non-pathological skin manifestations of inflammatory origin and/or preventing and/or combating the effects of intrinsic and/or photoinduced ageing, comprising the application to the skin of a cosmetic composition of the invention.

Abstract: The invention relates to a protecting and regenerating composition. This composition comprises an association of a first cosmetically active ingredient comprising a dried vine shoot extract, and a second cosmetically active ingredient comprising a component of the ectoine type. This composition makes it possible to affect anti-ageing cosmetic care and skin revitalization.

Abstract: The present invention relates to a cosmetic composition. This composition is characterized in that it comprises, as active ingredient, an extract of seeds of the Aframomum angustifolium or Longoza plant, optionally in a cosmetically acceptable excipient. This cosmetic composition exhibits a good anti-ageing activity.

Abstract: The invention relates to novel uses of an extract of okume resin in the cosmetic and pharmaceutical fields, and in particular in the dermatological field. It relates to cosmetic compositions for treating the nails, the hair, or the eyelashes in order to maintain their keratin structure in good condition, for combatting aging of the skin, for combatting the harmful effects of free radicals, and for the care or makeup of sensitive skin. It also relates to dermatological compositions, more particularly compositions for preventing or treating diseases of the hair or the nails.

Abstract: The invention relates to a novel lipid extract of the algae Skeletonema, especially the algae Skeletonema costatum. In particular, this extract is a total lipid extract of said algae. It can be obtained by extracting the algae Skeletonema in an organic solvent which has a polarity index p′ of less than about 5.4, preferably of between 2 and 4.5 and particularly preferably of between 4.2 and 4.4, and which is acceptable in the cosmetic or pharmaceutical industry. This extract can be used as an active principle for the manufacture of a cosmetic or pharmaceutical composition particularly for producing a slimming, anti-cellulite, skin anti-ageing or sensitive skin treatment.

Abstract: A cosmetic composition containing an extract of the plant Terminalia catappa is found to be useful for combating skin ageing and the phenomena of irritation, inflammation, allergic reaction and hyperpigmentation. It also has been found to have a slimming effect and is useful in the treatment of freckles.

Abstract: The invention relates to novel uses of an extract of okume resin in the cosmetic and pharmaceutical fields, and in particular in the dermatological field. It relates to cosmetic compositions for treating the nails, the hair, or the eyelashes in order to maintain their keratin structure in good condition, for combatting aging of the skin, for combatting the harmful effects of free radicals, and for the care or makeup of sensitive skin. It also relates to dermatological compositions, more particularly compositions for preventing or treating diseases of the hair or the nails.

Abstract: A method of treating a human body for delaying effects of ageing on skin thereof, by applying to a part of the skin in need thereof of a cosmetic or pharmaceutical composition containing an amount of an extract of Cordia dichotoma effective to inhibit activity of elastase in the skin, obtaining thereby the delaying of the effects of ageing on the skin.

Abstract: The invention relates to the use of cucurbitine or extracts of Cucurbitaceae pips for the preparation of a cosmetic or pharmaceutical, in particular dermatological, composition having antiallergic activity, or for the preparation of cosmetic or pharmaceutical compositions having a reduced risk of being allergenic.

Abstract: The present invention relates to a cosmetic or a pharmaceutical composition, in particular a dermatological composition. The composition is characterized in that it comprises a cosmetically or pharmaceutically, and in particular dermatologically, effective quantity of an extract of a plant of genus Tephrosia, in particular an extract of the species Tephrosia purpurea. According to the invention, it has been discovered that the extract of the plant of genus Tephrosia is useful in preparing a cosmetic, pharmaceutical, and in particular dermatological composition, presenting body-slimming, pigmenting, anti-aging, or anti-inflammatory activity.

Abstract: The invention relates to the use of cucurbitine or extracts of Cucurbitaceae pips for the preparation of a cosmetic or pharmaceutical, in particular dermatological, composition having antiallergic activity, or for the preparation of cosmetic or pharmaceutical compositions having a reduced risk of being allergenic.